/* -----------------------------------------------------------------------------
- * $Id: ProfHeap.c,v 1.43 2003/02/20 15:39:59 simonmar Exp $
+ * $Id: ProfHeap.c,v 1.46 2003/05/16 14:16:53 simonmar Exp $
*
- * (c) The GHC Team, 1998-2000
+ * (c) The GHC Team, 1998-2003
*
* Support for heap profiling
*
#ifdef PROFILING
+static size_t
+buf_append(char *p, const char *q, char *end)
+{
+ int m;
+
+ for (m = 0; p < end; p++, q++, m++) {
+ *p = *q;
+ if (*q == '\0') { break; }
+ }
+ return m;
+}
+
static void
fprint_ccs(FILE *fp, CostCentreStack *ccs, nat max_length)
{
- char buf[max_length+1];
+ char buf[max_length+1], *p, *buf_end;
nat next_offset = 0;
nat written;
- char *template;
// MAIN on its own gets printed as "MAIN", otherwise we ignore MAIN.
if (ccs == CCS_MAIN) {
fprintf(fp, "(%d)", ccs->ccsID);
+ p = buf;
+ buf_end = buf + max_length + 1;
+
// keep printing components of the stack until we run out of space
// in the buffer. If we run out of space, end with "...".
for (; ccs != NULL && ccs != CCS_MAIN; ccs = ccs->prevStack) {
// CAF cost centres print as M.CAF, but we leave the module
// name out of all the others to save space.
if (!strcmp(ccs->cc->label,"CAF")) {
-#ifdef HAVE_SNPRINTF
- written = snprintf(buf+next_offset,
- (int)max_length-3-(int)next_offset,
- "%s.CAF", ccs->cc->module);
-#else
- written = sprintf(buf+next_offset,
- "%s.CAF", ccs->cc->module);
-#endif
+ p += buf_append(p, ccs->cc->module, buf_end);
+ p += buf_append(p, ".CAF", buf_end);
} else {
if (ccs->prevStack != NULL && ccs->prevStack != CCS_MAIN) {
- template = "%s/";
- } else {
- template = "%s";
+ p += buf_append(p, "/", buf_end);
}
-#ifdef HAVE_SNPRINTF
- written = snprintf(buf+next_offset,
- (int)max_length-3-(int)next_offset,
- template, ccs->cc->label);
-#else
- written = sprintf(buf+next_offset,
- template, ccs->cc->label);
-#endif
+ p += buf_append(p, ccs->cc->label, buf_end);
}
-
- if (next_offset+written >= max_length-4) {
+
+ if (p >= buf_end) {
sprintf(buf+max_length-4, "...");
break;
} else {
case FUN:
case THUNK:
case IND_PERM:
+ case IND_OLDGEN:
case IND_OLDGEN_PERM:
case CAF_BLACKHOLE:
case SE_CAF_BLACKHOLE:
break;
case BCO:
+ prim = rtsTrue;
+ size = bco_sizeW((StgBCO *)p);
+ break;
+
case MVAR:
case WEAK:
case FOREIGN: